HISTORICAL CHRONOLOGY
B.C. 5, 00000 -8,000: Paleolithic Age 8000-5000: Mesolithic Age 5000-1000: Neolithic Age 2500-1500: Indus Valley Civilization 1200-1000: Vedic Period; Rigveda was complied 1200-1000: Use of iron started in India 1000-500: Later Vedic Period; Age of the Ramayana, the Mahabharata and the Bhagwad Gita 623-543 Invasion of India by Alexander 600: Emergence of Mahajanpadas 563-483: Period …